Liquid heaters and vaporizers inventions 04/08

20080092827 - Method and apparatus for heating a circulating fluid using a quench column and an indirect heat exchanger: A quench column heater and a method for heating a circulating liquid in a gas-to-liquid heat exchanger and an indirect heat exchanger to produce a hot liquid stream for use for heat exchange in a selected process to supply heat to the process. One particularly useful application of the present... Agent: F. Lindsey Scott Law Office Of F. Lindsey Scott

20080092826 - Combustion control device: Signals indicating a combustion state of a combustion apparatus are inputted into the main controller 35 and the sub controller 36 in parallel. Upon fulfillment of a predetermined condition of stopping, the main and sub controllers 35 and 36 each output a stop signal to cut off a current to... Agent: Rader Fishman & Grauer PLLC

20080092828 - Detonative cleaning apparatus: A method is provided for preventing upstream infiltration of a contaminant from a vessel into a detonative cleaning apparatus. At least between detonation cycles of the apparatus, a pressurized gas is introduced to the combustion conduit effective to substantially resist upstream infiltration of the contaminant. The method may be implemented... Agent: Bachman & Lapointe, P.C. (p&w)

20080087233 - Water heater igniter bracket and bracket assembly: An igniter bracket is provided for use with a water heater to mount an igniter to the water heater. The igniter bracket includes a base portion occupying a base plane and at least one mounting portion extending from the base portion, wherein an edge of the at least one igniter... Agent: Ratnerprestia

20080087234 - Water heater or steam generator: The water heater (2) or steam generator comprises a chamber (4) in two sections (5, 6) formed in particular by stamping. Inside this chamber a heating element (8) is arranged, which has a spiral-shaped main section (10) and two end sections (11, 12) passing through two circular openings of the... Agent: Griffin & Szipl, PC

20080083380 - Method for disassembling boiler: A method for disassembling a boiler supported by a supporting structure is disclosed. The method comprises an enlarged opening forming step for cutting off a lower part of the furnace unit to prepare an enlarged opening in the furnace unit; a first support installation step for fixing a first support... Agent: Birch Stewart Kolasch & Birch

20080078337 - Systems and methods for controlling a water heater: A control for a water heater is provided that comprises a pressure switch for sensing a predetermined level of airflow sufficient for maintaining proper burner operation, and a temperature sensing means for sensing the temperature of the water in the tank. The control further comprises a processor for controlling the... Agent: Harness, Dickey, & Pierce, P.l.c